/*
 *所有关于cw_djlc_analyze_table类的业务代码应在此处编写
*可使用repository.调用常用方法，获取EF/Dapper等信息
*如果需要事务请使用repository.DbContextBeginTransaction
*也可使用DBServerProvider.手动获取数据库相关信息
*用户信息、权限、角色等使用UserContext.Current操作
*cw_djlc_analyze_tableService对增、删、改查、导入、导出、审核业务代码扩展参照ServiceFunFilter
*/
using VOL.Core.BaseProvider;
using VOL.Core.Extensions.AutofacManager;
using VOL.Entity.DomainModels;
using System.Linq;
using VOL.Core.Utilities;
using System.Linq.Expressions;
using VOL.Core.Extensions;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.AspNetCore.Http;
using VOL.Finance.IRepositories;
using System.Collections.Generic;
using System;

namespace VOL.Finance.Services
{
    public partial class cw_djlc_analyze_tableService
    {
        private readonly IHttpContextAccessor _httpContextAccessor;
        private readonly Icw_djlc_analyze_tableRepository _repository;//访问数据库

        [ActivatorUtilitiesConstructor]
        public cw_djlc_analyze_tableService(
            Icw_djlc_analyze_tableRepository dbRepository,
            IHttpContextAccessor httpContextAccessor
            )
        : base(dbRepository)
        {
            _httpContextAccessor = httpContextAccessor;
            _repository = dbRepository;
            //多租户会用到这init代码，其他情况可以不用
            //base.Init(dbRepository);
        }
        public override PageGridData<cw_djlc_analyze_table> GetPageData(PageDataOptions options)
        {
            /*object extraValue = options.Value;
            SummaryExpress = (IQueryable<cw_djlc_analyze_table> queryable) =>
            {
                //queryable = queryable.Where(x => ((x.oldcomponentnum.Contains() ));
                return (queryable as IQueryable<cw_djlc_analyze_table>).GroupBy(x => 0).Select(x => new
                {
                    //AvgPrice注意大小写和数据库字段大小写一样
                    oldprice = x.Sum(o => o.oldprice),
                    newprice = x.Sum(o => o.newprice)
                }).FirstOrDefault();

            };
            return base.GetPageData(options);*/
            System.Linq.Expressions.Expression<Func<cw_djlc_analyze_table, bool>> orFilter = null;
            QueryRelativeList = (List<SearchParameters> parameters) =>
            {
                //方式1：动态生成or查询条件
                foreach (var item in parameters)
                {
                    if (!string.IsNullOrEmpty(item.Value))
                    {
                        //注意:这里只需要判断or查询的字段，其他的字段不需要处理
                        //这里必须拷贝value值
                        if (orFilter == null && (item.Name == "oldcomponentnum"  || item.Name == "olddescription" )) { orFilter = x => false; }
                        string value = item.Value;
                        if (item.Name == "oldcomponentnum")
                        {
                            //进行or模糊查询
                            orFilter = orFilter.Or(x => x.oldcomponentnum.Contains(value) || x.newcomponentnum.Contains(value));
                            //清空原来的数据
                            item.Value = null;
                        }
                        else if (item.Name == "olddescription")
                        {
                            //进行or等于查询
                            orFilter = orFilter.Or(x => x.olddescription.Contains(value) || x.newdescription.Contains(value));
                            //清空原来的数据
                            item.Value = null;
                        }
                    }
                }
            };
            QueryRelativeExpression = (IQueryable<cw_djlc_analyze_table> queryable) =>
            {
                if (orFilter != null)
                {
                    queryable = queryable.Where(orFilter);
                }
                return queryable;
            };

            SummaryExpress = (IQueryable<cw_djlc_analyze_table> queryable) =>
            {
                //queryable = queryable.Where(x => ((x.oldcomponentnum.Contains() ));
                return (queryable as IQueryable<cw_djlc_analyze_table>).GroupBy(x => 0).Select(x => new
                {
                    //AvgPrice注意大小写和数据库字段大小写一样
                    oldprice = x.Sum(o => o.oldprice),
                    newprice = x.Sum(o => o.newprice)
                }).FirstOrDefault();

            };

            return base.GetPageData(options);
        }

        public override WebResponseContent Export(PageDataOptions pageData)
        {
            ExportColumns = x => new {
                x.cw_djlc_code,
                x.oldcomponentnum,
                x.olddescription,
                x.oldnum,
                x.oldUnitprice,
                x.oldprice,
                x.newcomponentnum,
                x.newdescription,
                x.newnum,
                x.newUnitprice,
                x.newprice,
                x.analyzeprice,
                x.groupnumname
            };
            return base.Export(pageData);
        }
    }
}
